Dr Simon Clark is a science communicator and author from Bath, UK, with a Master’s degree in physics from the University of Oxford and a PhD from the University of Exeter.

He began creating YouTube videos in 2010 helping disadvantaged students apply to top universities, later shifting to science education and climate-focused content. Since then his channel has accumulated over 700,000 subscribers and 100 million views.

In 2022, his book Firmament, an introduction to atmospheric science, was named as a Waterstones science book of the year.